Mathematical triangle + circle + square + square = 16 Triangle + circle + square + square = 16 Circle + square + triangle + triangle = 13 Square + triangle + circle + circle = 15 Find triangle =? Circle =? Square =?

Mathematical triangle + circle + square + square = 16 Triangle + circle + square + square = 16 Circle + square + triangle + triangle = 13 Square + triangle + circle + circle = 15 Find triangle =? Circle =? Square =?

Triangle 2
Circle 4
Square 5